When then-16-year-old David Kross initially auditioned for Stephen Daldry’s “The Reader,” his mother worried whether he would be able to graduate from school.“I had already missed four months of school to make my previous movie, ‘Krabat,’ and I wasn’t the best student, so I had to make a deal with her,” recalls the young German actor, who was himself worried about something else entirely: the nude scenes he’d have to shoot with star Kate Winslet....

Polyamorous relationships commonly consist of groups of more than two people seeking to build a long-term future together on mutually agreeable grounds, with sex as only one aspect of their relationship....